iJoy Captain X3 324W TC Mod is the most compact-sized vaping device powered by three 20700 batteries. Its standby time is super long. Its appearance is fashionable with a big colorful OLED screen. It can fire up to 324watt. It’s easy for operation and its output is violent with fast firing speed. It supports Ni-TC, Ti-TC, SS-TC and user-defined mode. The USB port supports for charging and upgrading. With the three 20700 batteries, its battery capacity is huge with 9000mah. With a battery sleeve, it can also match three 18650 batteries.